EP4212760A4 - Dispositif de vis à billes et son procédé de fabrication - Google Patents

Dispositif de vis à billes et son procédé de fabrication Download PDF

Info

Publication number
EP4212760A4
EP4212760A4 EP22861099.4A EP22861099A EP4212760A4 EP 4212760 A4 EP4212760 A4 EP 4212760A4 EP 22861099 A EP22861099 A EP 22861099A EP 4212760 A4 EP4212760 A4 EP 4212760A4
Authority
EP
European Patent Office
Prior art keywords
manufacturing
same
ball screw
screw device
ball
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP22861099.4A
Other languages
German (de)
English (en)
Other versions
EP4212760B1 (fr
EP4212760A1 (fr
Inventor
Yasumi Watanabe
Ryo Segawa
Tomoko MIYAMORI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NSK Ltd
Original Assignee
NSK Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NSK Ltd filed Critical NSK Ltd
Publication of EP4212760A1 publication Critical patent/EP4212760A1/fr
Publication of EP4212760A4 publication Critical patent/EP4212760A4/fr
Application granted granted Critical
Publication of EP4212760B1 publication Critical patent/EP4212760B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H2025/204—Axial sliding means, i.e. for rotary support and axial guiding of nut or screw shaft
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/2015—Means specially adapted for stopping actuators in the end position; Position sensing means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
  • Braking Systems And Boosters (AREA)
EP22861099.4A 2021-08-24 2022-08-03 Dispositif de vis à billes et son procédé de fabrication Active EP4212760B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021136411 2021-08-24
JP2021136412 2021-08-24
PCT/JP2022/029813 WO2023026808A1 (fr) 2021-08-24 2022-08-03 Dispositif de vis à billes et son procédé de fabrication

Publications (3)

Publication Number Publication Date
EP4212760A1 EP4212760A1 (fr) 2023-07-19
EP4212760A4 true EP4212760A4 (fr) 2024-05-29
EP4212760B1 EP4212760B1 (fr) 2025-10-15

Family

ID=85323147

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22861099.4A Active EP4212760B1 (fr) 2021-08-24 2022-08-03 Dispositif de vis à billes et son procédé de fabrication

Country Status (5)

Country Link
US (1) US12146552B2 (fr)
EP (1) EP4212760B1 (fr)
JP (2) JP7276629B1 (fr)
CN (1) CN116324222B (fr)
WO (1) WO2023026808A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023204016A1 (fr) * 2022-04-22 2023-10-26 日本精工株式会社 Actionneur linéaire
US20240140523A1 (en) * 2022-08-31 2024-05-02 Steering Solutions Ip Holding Corporation Steer-by-wire road wheel actuator multi-groove ball screw anti-rotation mechanism
US20240067255A1 (en) * 2022-08-31 2024-02-29 Steering Solutions Ip Holding Corporation Steer-by-wire road wheel actuator multi-groove ball screw anti-rotation mechanism
JPWO2025100431A1 (fr) * 2023-11-06 2025-05-15
KR20250070853A (ko) * 2023-11-14 2025-05-21 현대모비스 주식회사 차량용 조향장치
JP2025181259A (ja) * 2024-05-31 2025-12-11 株式会社アドヴィックス 電動制動装置
DE102024119262B4 (de) * 2024-07-08 2026-04-30 Schaeffler Technologies AG & Co. KG Wälzgewindetrieb
CN120817045B (zh) * 2025-09-18 2025-11-14 格陆博科技有限公司 一种防卡滞建压单元、防卡滞设计方法及工作方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10550903B2 (en) * 2014-07-08 2020-02-04 Freni Brembo S.P.A. Electromechanical brake calliper actuator
US20210062899A1 (en) * 2019-08-28 2021-03-04 Koyo Bearings North America Llc Segmented spring for a ball screw

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3944927B2 (ja) * 1996-10-03 2007-07-18 日本精工株式会社 ボールねじ式リニアアクチュエータ
EP1426660B1 (fr) * 2001-09-12 2010-03-03 JTEKT Corporation Dispositif de vis a billes
JP2003194174A (ja) * 2001-10-29 2003-07-09 Nsk Ltd 自動車用のボールねじ
JP2004169713A (ja) 2002-11-15 2004-06-17 Ntn Corp 連結機構付きボールねじナット
JP2008101646A (ja) * 2006-10-17 2008-05-01 Nsk Ltd 止め輪付軸受
KR101414381B1 (ko) * 2010-03-17 2014-07-01 닛본 세이고 가부시끼가이샤 볼 나사, 및 볼 나사용 너트의 제조방법
DE102013217161B4 (de) * 2012-09-18 2025-12-18 Continental Automotive Technologies GmbH Lineareinheit
JP2014092223A (ja) * 2012-11-05 2014-05-19 Nsk Ltd ボールねじ装置及びボールねじ装置を備えた直動アクチュエータ
JP2014145465A (ja) 2013-01-30 2014-08-14 Jtekt Corp ボールねじ装置
JP6390905B2 (ja) 2014-08-01 2018-09-19 株式会社ジェイテクト ボールねじ装置
WO2019194143A1 (fr) 2018-04-06 2019-10-10 パナソニックＩｐマネジメント株式会社 Mécanisme à mouvement linéaire et actionneur électrique pourvu de celui-ci
JP7380552B2 (ja) * 2018-05-07 2023-11-15 日本精工株式会社 逆入力遮断クラッチ及びアクチュエータ
KR20190136312A (ko) * 2018-05-30 2019-12-10 셰플러코리아(유) 순환부재를 구비한 볼 나사
JP7217606B2 (ja) * 2018-09-21 2023-02-03 Ntn株式会社 電動アクチュエータ
US11754157B2 (en) * 2020-05-20 2023-09-12 Tolomatic, Inc. Integrated motor linear actuator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10550903B2 (en) * 2014-07-08 2020-02-04 Freni Brembo S.P.A. Electromechanical brake calliper actuator
US20210062899A1 (en) * 2019-08-28 2021-03-04 Koyo Bearings North America Llc Segmented spring for a ball screw

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023026808A1 *

Also Published As

Publication number Publication date
CN116324222A (zh) 2023-06-23
JP2023082214A (ja) 2023-06-13
EP4212760B1 (fr) 2025-10-15
JP7276629B1 (ja) 2023-05-18
US12146552B2 (en) 2024-11-19
JPWO2023026808A1 (fr) 2023-03-02
EP4212760A1 (fr) 2023-07-19
US20240026959A1 (en) 2024-01-25
WO2023026808A1 (fr) 2023-03-02
CN116324222B (zh) 2026-04-24
JP7816262B2 (ja) 2026-02-18

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